import java.util.Scanner;
public class Test {

    public static void main(String[] args) {
        /*Scanner sc = new Scanner(System.in);
        //Scanner scanner = new Scanner(System.in);
        int sum = sc.nextInt();
        System.out.println(sum);*/
        //Scanner sc = new Scanner(System.in);
        Scanner sc = new Scanner(System.in);
        int sum = sc.nextInt();
        System.out.println(sum);
    }
    public static void main1(String[] args) {
        /*short a = 127;
        byte b = (byte) a;
        System.out.println(a);
        System.out.println(b);*/
        /*double x=2.0;
        int y=4;
        System.out.println(x/=++y);*/
        //byte a = 130;
        /*boolean a = true;
        int c = a;
        */
        /*System.out.println("\\"hello world\\"");
        System.out.println("\\"hello\\"");*/
        //System.out.println("\\\"hello\\\"");
        /*int i = 1;
        while (i <= 100)
        {
            if (i % 3 == 0 && i % 5 == 0)
                break;
            i++;
        }
        System.out.println(i);*/
        //import java.util.Scanner;
        /*int sum = 0;
        Scanner sc = new Scanner(system.in);
        sum = new sc.nextInt();
        System.out.println(sum);*/
        /*for (int i = 1; i <= 100; i+=2) {
            sum += i;
        }
        System.out.println(sum);
        sum = 0;
        for (int i = 0; i <= 100; i+=2) {
            sum += i;
        }
        System.out.println(sum);*/

    }
}
